Luminaire



FIG. 1 is a perspective view of the luminaire showing the design;

FIG. 2 is a front view of the luminaire shown in FIG. 1;

FIG. 3 is a top view of the luminaire shown in FIG. 1; and,

FIG. 4 is a bottom view of the luminaire shown in FIG. 1.

The broken lines shown on the drawings depict portions of the luminaire that form no part of the claimed design. 

CLAIM The ornamental design for a luminaire, as shown and described. 